Monday, May 20, 2019
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air pollution

Arctic Clouds Highly Sensitive to Air Pollution

In 1870, explorer Adolf Erik Nordenskiöld, trekking across the barren and remote ice cap of Greenland, saw something most people wouldn’t expect in such...

Waves in Lakes Make Waves in the Earth

Beneath the peaceful rolling waves of a lake is a rumble, imperceptible to all but seismometers, that ripples into the earth like the waves...